Spiral artificial Christmas Tree



FIG. 1 is a front elevation view of a spiral artificial Christmas tree in a fully open position showing our new design;

FIG. 2 is a side elevation view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is an isometric view of a spiral artificial Christmas tree in a fully closed position. 

The ornamental design for a spiral artificial Christmas tree, as shown and described. 